Title:
DRONE HAVING MOVABLE PROPELLER SHAFT
Document Type and Number:
WIPO Patent Application WO/2023/106538
Kind Code:
A1
Abstract:
The present invention relates to a drone having a movable propeller shaft, the drone comprising: a drone body having an opening; a plurality of propeller shafts arranged radially on the drone body, each propeller shaft having one side portion passing through the opening of the drone body to be disposed inside the drone body and a propeller housing equipped with a propeller and a propeller motor; adjusting means disposed on the drone body, linked to the plurality of propeller shafts, respectively, and configured to adjust the respective angles and heights of the plurality of propeller shafts; a sensor for sensing a rotation angle of each of the plurality of propeller shafts; and a motor driver connected to each propeller, a current check circuit for determining whether current flow is normal, an MCU for transmitting and receiving signals in connection with the current check circuit and transmitting signals to the motor driver, and a main controller connected to the MCU through a wireless communication method.
Inventors:
KIM IN HEON (KR)
Application Number:
PCT/KR2022/010431
Publication Date:
June 15, 2023
Filing Date:
July 18, 2022
Export Citation:
Assignee:
KIM IN HEON (KR)
International Classes:
B64C39/02; B64C27/08
Domestic Patent References:
| WO2016089882A1 | 2016-06-09 |
Foreign References:
| US20190152596A1 | 2019-05-23 | |||
| KR102219272B1 | 2021-02-24 | |||
| KR101675250B1 | 2016-11-10 | |||
| KR102410688B1 | 2022-06-22 | |||
| KR20200110006A | 2020-09-23 |
Other References:
ANONYMOUS: "Design Fundamentals for Drone Motor Controller", EEWEB, 8 January 2021 (2021-01-08), XP093071034, Retrieved from the Internet
Attorney, Agent or Firm:
SHIN, Kyung Ho (KR)
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